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focus
it is the course focus
Condenser focus
Nosepiece
in a microscope their is a knob referred to as "fine focus knob" it is meant to change the distance between the lens and the platform.
To focus the image of the specimen
The function of the coarse adjustment knob on a microscope is to lower or raise the stage of the microscope. This mechanism is used to focus the specimen.
Course Focus Knob- low Fine Focus Knob- high -MC
The final focus? Its used for final focusing of the specimen.
The coarse adjustment knob is a component of a microscope. It is used to lower or raise the stage of the microscope in order to focus the specimen.
The condenser focus knob on a microscope is used to focus the light from the illuminator on to the specimen. It is found under the stage in conjunction with the iris diaphragm.
The course adjustment knob raises and lowers the stage of the microscope. This knob is mainly used on the scanning and low power knob to simply find the specimen. When trying to focus directly, use the fine adjustment knob.